1954 - Periodicals - CALIFORNIA HIGHWAYS AND PUBLIC ... - Metro

g California- Highways
and was 84-feet long. Cost $8$,700.
consisted of two parallel bridges
7. Alexander Ave. Undercrossing also
bridges, 93 feet long. Cost $109,200.
consisted: of two parallel box girder
6. San Antonio Ave. Undercrossing
long. Cost $167,800.
twin box girder bridge, 158 feet
5. Towne Ave. Undercrossing was a
Cost $471,900.
being approximately 820 feet long.
bridge on this section of 'freeway,
Grove Ave. and was the longest
Ave., McKinley St. and Orange
of parallel bridges over Carey
4. Route 26/19 Separation consisted
92 feet long. Cost $105,700.
sisted of parallel bridges and was
3. Park Ave. Undercrossing also con-
$1 12,540.
girder bridges, 107 feet long. Cost
sisted of two parallel concrete box
2. White Ave.. Undercrossing con-
long. Cost $86,200.
box girder type of bridge, 141 Beet
of a two-span reinforced concrete
1. Dudley Street Overcrossing consisted
contract:
lowing bridges were included in this
the Division of Highways. The fol-
O. A. Johnson as resident engineer for
Price Co. as general contractor and
206,625.30 was carried out by R. NI.
A contract in the amount of $1,-
Traffic Bottleneck
City of Pomona.
on June 4, 1952, for bridges in the
the Los Angeles County was awarded
first contract for seven structures in
road contracts. Toward this end, the
arate structure contracts ahead of the
and Ontario, it was decided to ]et sep-
through Pomona, Claremont, Upland,
this important section of the freeway
terests of speeding up construction of
work at one time. Rather, in the in-
funds were available to do all of the
Commission decided not to wait until
tricts, was started. The Highway
northerly, a~~ay from the business dis-
and design for routing the freeway
way Commission, and the planning
was declared a freeway by the High-
1947, this portion of the state highway
for through traffic. On November 1,
long been one of the chief bottlenecks
sections of Pomona and Ontario, had
where it passed through the business
That portion of US Highway 99,
struction `when warranted by traffic.
necessary land to permit this con-
funds will be used to purchase the
Advance right of way protection
mond-type interchange as constructed.
Looking north along Park Avenue showing freeway bridge structure
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for efficient operation with the dia-
south to west will become too heavy
the left turn traffic increase from
loop. It is anticipated that eventually
for the ultimate construction of a
26/192 interchange (Euclid Avenue)
the northeast quadrant of the Route
purchase six acres of vacant land in
Steps are presently being taken to
access from the east to the Ontario
vided, affording safe and convenient
connection to the old highway is pro-
easterly end of the project a direct
struction of cloverleaf loops. At the
costs that are involved in the con-
does not justify the high right of way
turn movements is relatively low and
travel. The anticipated volume of left-
desired direction without circuity of
area will permit traffic to move in the
constructed in the Upland-Ontario
The diamond type interchanges
vard, State Route 9 and the City of
connection between Foothill Boule-
is the most important north and south
approximately 10,000 vehicles per day
Carey Avenue. This route, carrying
;-
Diamond Yype Iroterchanges
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business section.
Pomona.